What does tricyclic antidepressant drug mean?
• TRICYCLIC ANTIDEPRESSANT DRUG (noun) The noun TRICYCLIC ANTIDEPRESSANT DRUG has 1 sense: 1. an antidepressant drug that acts by blocking the reuptake of norepinephrine and serotonin and thus making more of those substances available to act on receptors in the brain Familiarity information: TRICYCLIC ANTIDEPRESSANT DRUG used as a noun is very rare.